Senior Database Engineer — Oracle, SQL & AWS Expert

Karsun Solutions, LLC; Maryland; On-site; USD 155,000 - 170,000; Full time

Job summary

Karsun Solutions is seeking a Senior Database Engineer to provide database services supporting client applications, software development, and maintenance for government-facing systems.

The role requires extensive Oracle, MySQL, and SQL Server expertise, Oracle RAC, security, performance tuning, backups, and DLM. You will collaborate with cross-functional teams to design scalable database architectures and ensure security compliance.

Qualifications

• Typically requires a Bachelor's degree in Computer Science or other IT degree; Engineering, math, and/or science degrees are acceptable substitute degrees
• Minimum of 15+ years of relevant experience
• Experience in Oracle, MySQL, and SQL Server database administration in an enterprise environment
• Extensive experience on Oracle, MySQL, and SQL Server hosted on On-premise, AWS EC2, AWS RDS or equivalent; Experience in AWS S3, AWS Data Migration Services
• Oracle, MySQL, and SQL Server database administration experience
• Experience in Microsoft based server environments
• Experience in Database Lifecycle Management (DLM)
• Experience in Data Scrubbing, Data Masking, Data Compare and Review.
• Experience in improving Database user / systems authentication robustness.
• AWS and/or Azure experience
• Relevant certification
• The ability to successfully obtain and maintain a U.S. Suitability/Public Trust Background Clearance

Responsibilities

• Provide database administration to databases running on Oracle standalone and Oracle RAC on Linux / SunSolaris servers
• Install, configure, and maintain database application with required patches and updates
• Manage database security and user permissions and privileges in accordance with application/database requirements
• Develop and/or maintain database objects (tables, views, indexes)
• Monitor and optimize database performance and tuning
• Manage and ensure compliance with database backup strategies
• Customer support to database and associated application development team, owners, and user stakeholders
• Maintain Database Lifecycle Management processes detailed by client specifications
• Provide impact information on proposed changes to application and it's database structure
• Provide schedule and resource requirements to stakeholders concerning proposed changes to the application and associated database
• Provide sizing recommendations for any new databases or changes to existing databases, including user/data growth projection and the impact on the server memory and performance characteristics
• Participate in meetings with Solution Delivery Service staff and stakeholders
• Work with other database administrators to ensure optimal efficiency and optimization of databases, server clusters, replications, back-up strategies, and database services to the client and its customers.

Skills

Database administration

Oracle RAC

Linux/Unix

Security & permissions

Performance tuning

Backup strategies

Stakeholder communication

DLM

Education

Bachelor's degree in CS or IT

Advanced certifications

Tools

Oracle

MySQL

SQL Server

AWS EC2

AWS RDS

Azure

Job description

Karsun Solutions is seeking a Senior Database Engineer to provide database services supporting client applications, software development, and maintenance for government-facing systems.

The role requires extensive Oracle, MySQL, and SQL Server expertise, Oracle RAC, security, performance tuning, backups, and DLM. You will collaborate with cross-functional teams to design scalable database architectures and ensure security compliance.